Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5187297 | Process for the production of 3-aminocrotononitrile | Wilhelm Quittmann, Leo Zumoberhaus | 1993-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5187297 | Process for the production of 3-aminocrotononitrile | Wilhelm Quittmann, Leo Zumoberhaus | 1993-02-16 |